<template>
  <div class="main">
    <a-form
            id="formLogin"
            class="user-layout-login"
            ref="formLogin"
            :form="form"
            @submit.prevent="handleSubmit"
    >
        <!--            @submit="handleSubmit"-->
      <a-tabs
              :activeKey="customActiveKey"
              :tabBarStyle="{ textAlign: 'center', borderBottom: 'unset' }"
              @change="handleTabClick"
      >
        <a-tab-pane key="tab1" tab="账号密码登录">
          <a-form-item>
            <a-input
                    size="large"
                    type="text"
                    placeholder="请输入账户"
                    v-decorator="[
                'account',
                {rules: [{ required: true, message: '请输入帐户名' }, { validator: handleUsernameOrEmail }], validateTrigger: 'change'}
              ]"
            >
              <a-icon slot="prefix" type="user" :style="{ color: 'rgba(0,0,0,.25)' }"/>
            </a-input>
          </a-form-item>

          <a-form-item>
            <a-input
                    size="large"
                    type="password"
                    autocomplete="false"
                    placeholder="请输入密码"
                    v-decorator="[
                'password',
                {rules: [{ required: true, message: '请输入密码' }], validateTrigger: 'blur'}
              ]"
            >
              <a-icon slot="prefix" type="lock" :style="{ color: 'rgba(0,0,0,.25)' }"/>
            </a-input>
          </a-form-item>
        </a-tab-pane>

      </a-tabs>

      <a-form-item>
        <a-checkbox v-decorator="['rememberMe']">记住密码</a-checkbox>
        <router-link
                class="forgot-password" :to="{ name: 'forgotPassword' }"
                style="float: right;"
        >忘记密码</router-link>
      </a-form-item>

      <a-form-item style="margin-top:24px">
        <a-button
                size="large"
                type="primary"
                htmlType="submit"
                class="login-button"
                :loading="state.loginBtn"
                :disabled="state.loginBtn"
        >确定</a-button>
      </a-form-item>

      <div class="user-login-other">
        <span>其他登录方式</span>
          <a>
            <a-icon class="item-icon"></a-icon>
          </a>
        <router-link class="register" :to="{ name: 'register' }">注册账户</router-link>
      </div>
    </a-form>

    <two-step-captcha
            v-if="requiredTwoStepCaptcha"
            :visible="stepCaptchaVisible"
            @success="stepCaptchaSuccess"
            @cancel="stepCaptchaCancel"
    ></two-step-captcha>
  </div>
</template>

<script>
  import md5 from 'md5'
  import TwoStepCaptcha from '@/components/tools/TwoStepCaptcha'
  import { mapActions } from 'vuex'
  import { timeFix } from '@/utils/util'
  import { get2step } from '@/api/login'
  import Qs from 'qs'

  export default {
    components: {
      TwoStepCaptcha
    },
    data () {
      return {
        customActiveKey: 'tab1',
        loginBtn: false,
        // login type: 0 email, 1 account, 2 telephone
        loginType: 1,
        requiredTwoStepCaptcha: false,
        stepCaptchaVisible: false,
        form: this.$form.createForm(this),
        account: '',
        password:'',
        state: {
          time: 60,
          loginBtn: false,
          // login type: 0 email, 1 account, 2 telephone
          loginType: 1,
          smsSendBtn: false
        }
      }
    },
    created () {
      get2step({ })
              .then(res => {
                this.requiredTwoStepCaptcha = res.result.stepCode
              })
              .catch(() => {
                this.requiredTwoStepCaptcha = false
              })
      // this.requiredTwoStepCaptcha = true
    },
    methods: {
      ...mapActions(['Login', 'Logout']),
      handleUsernameOrEmail (rule, value, callback) {
        const { state } = this
        const regex = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((\.[a-zA-Z0-9_-]{2,3}){1,2})$/
        if (regex.test(value)) {
          state.loginType = 0
        } else {
          state.loginType = 1
        }
        callback()
      },
      handleTabClick (key) {
        this.customActiveKey = key
        // this.form.resetFields()
      },
      handleSubmit (e) {
        e.preventDefault()
        const {
          form: { validateFields },
          state,
          customActiveKey,
          Login
        } = this

        state.loginBtn = true

        const validateFieldsKey = customActiveKey === 'tab1' ? ['account', 'password'] : ['mobile', 'captcha']

        validateFields(validateFieldsKey, { force: true }, (err, values) => {
          if (!err) {
            const loginParams = { ...values }
            delete loginParams.account
            loginParams.account = values.account
            loginParams.password = md5(values.password)
            console.log("账号"+ loginParams.account+"密码"+loginParams.password);
            this.$http({
              url: '/user/login',
              method: 'POST',
              headers: {
                'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8'
              },
              data: Qs.stringify(loginParams)
            }).then((res)=> this.loginSuccess(res))
              .catch(err => this.requestFailed(err))
               .finally(() => {
                state.loginBtn = false
               })
            // Login(loginParams)
            //         .then((res) => this.loginSuccess(res))
            //         .catch(err => this.requestFailed(err))
            //         .finally(() => {
            //           state.loginBtn = false
            //         })
          } else {
            setTimeout(() => {
              state.loginBtn = false
            }, 600)
          }
        })
      },

      stepCaptchaSuccess () {
        this.loginSuccess()
      },
      stepCaptchaCancel () {
        this.Logout().then(() => {
          this.loginBtn = false
          this.stepCaptchaVisible = false
        })
      },
      loginSuccess (res) {

        if(res.successed){
            this.$router.push({name:'baseLayout'})
              setTimeout(() => {
                  this.$notification.success({
                  message: res.message,
                  description: `${timeFix()}，欢迎回来`
                })
              }, 1000)
        }else{
              setTimeout(() => {
                  this.$notification['error']({
                  message: res.message
                })
              }, 1000)
        }
      },
      requestFailed (err) {
        this.$notification['error']({
          message: '错误',
          description: ((err.response || {}).data || {}).message || '请求出现错误，请稍后再试',
          duration: 4
        })
      }
    }
  }
</script>

<style lang="less" scoped>
  .user-layout-login {
    label {
      font-size: 14px;
    }

    .forge-password {
      font-size: 14px;
    }

    button.login-button {
      padding: 0 15px;
      font-size: 16px;
      height: 40px;
      width: 100%;
    }

    .user-login-other {
      text-align: left;
      margin-top: 24px;
      line-height: 22px;

      .item-icon {
        font-size: 24px;
        color: rgba(0, 0, 0, 0.2);
        margin-left: 16px;
        vertical-align: middle;
        cursor: pointer;
        transition: color 0.3s;

        &:hover {
          color: #1890ff;
        }
      }

      .register {
        float: right;
      }
      .forgot-password {
        float: right;
      }
    }
  }
</style>
